<template>
    <div class="login_container">
        <div class="login_box">
            <!-- 头像 -->
            <div class="avater_box">
               <img src="../assets/logo.png" alt="">
            </div>
            <!-- 登录表单区 -->
            <el-form :model="loginfrom" ref="loginfromref" :rules="loginrules"  label-width="0px" class="login_form">
                <!-- 用户名： -->
                <el-form-item prop="username">
                    <el-input v-model="loginfrom.username" prefix-icon="iconfont icon-user"></el-input>
                </el-form-item>
                <!-- 密码 -->
                   <el-form-item prop="password">
                    <el-input v-model="loginfrom.password" type="password" prefix-icon="iconfont icon-3702mima"></el-input>
                </el-form-item>
                     <!-- 按钮 -->
                <el-form-item class="btns">
                    <el-button type="primary" @click="login" >登录</el-button>
                    <el-button type="info" @click="resetLoginForm">重置</el-button>
                </el-form-item>
            </el-form>
            </div>
    </div>
</template>

<script>
export default {
  data () {
    return {
      loginfrom: {
        username: 'admin',
        password: '123456'
      },
      loginrules: {
        username: [
          { required: true, message: '请输入登录名', trigger: 'blur' },
          {
            min: 3,
            max: 10,
            message: '登录名长度在 3 到 10 个字符',
            trigger: 'blur'
          }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          {
            min: 6,
            max: 15,
            message: '密码长度在 6 到 15 个字符',
            trigger: 'blur'
          }
        ]
      }
    }
  },
  methods: {
    resetLoginForm () {
      this.$refs.loginfromref.resetFields()
    },
    login () {
      this.$refs.loginfromref.validate(async valid => {
        console.log(valid)
        if (!valid) {
          return console.log('验证失败')
        }
        const { data: res } = await this.$http.post('login', this.loginfrom)
        // console.log(res)
        if (res.meta.status !== 200) return this.$message.error('登录失败')
        this.$message.success('登录成功')
        console.log(res)
        // 保存token
        window.sessionStorage.setItem('token', res.data.token)
        this.$router.push('/home')
      })
    }
  }
}
</script>

<style lang="less" scoped>
.login_container {
  background-color: #2b5b6b;
  height: 100%;
}
.login_box {
  width: 450px;
  height: 300px;
  background: #fff;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  .avater_box{
    width:130px;
    height:130px;
    background-color:#fff;
    border-radius:50%;
    box-shadow: 0 0 10px #ddd;
    padding:10px;
    position: absolute;
    left:50%;
    transform: translate(-50%,-50%);
    img{
        width:100%;
        height: 100%;
        border-radius:50%;
        background-color: #eee;
    }
  }
}
.login_form {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
}
.btns {
  display: flex;
  justify-content: flex-end;
}
</style>
